updated gemfile for production

Gemfile

@@ -10,7 +10,7 @@ gem "rails", "~> 7.0.4"
 gem "sprockets-rails"
 
 # Use sqlite3 as the database for Active Record
-gem "sqlite3", "~> 1.4"
+# gem "sqlite3", "~> 1.4"
 
 # Use the Puma web server [https://github.com/puma/puma]
 gem "puma", "~> 5.0"
@@ -70,3 +70,13 @@ group :test do
   gem "selenium-webdriver"
   gem "webdrivers"
 end
+
+
+# https://github.com/mluukkai/WebPalvelinohjelmointi2023/blob/main/web/viikko1.md#sovellus-internettiin 
+group :development, :test do
+  gem 'sqlite3'
+end
+
+group :production do
+   gem 'pg'
+end

Gemfile.lock

@@ -127,6 +127,7 @@ GEM
     nio4r (2.5.9)
     nokogiri (1.15.2-x86_64-linux)
       racc (~> 1.4)
+    pg (1.5.3)
     public_suffix (5.0.1)
     puma (5.6.5)
       nio4r (~> 2.0)
@@ -215,11 +216,12 @@ DEPENDENCIES
   debug
   importmap-rails
   jbuilder
+  pg
   puma (~> 5.0)
   rails (~> 7.0.4)
   selenium-webdriver
   sprockets-rails
-  sqlite3 (~> 1.4)
+  sqlite3
   stimulus-rails
   turbo-rails
   tzinfo-data